The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2015
Filed:
May. 02, 2012
Applicants:
Andre Kaltenrieder, Preles, CH;
Martin Jufer, Melchnau, CH;
Inventors:
Andre Kaltenrieder, Preles, CH;
Martin Jufer, Melchnau, CH;
Assignee:
ETA SA Manufacture Horlogère Suisse, Grenchen, CH;
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/1345 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0096 (2013.01); G02B 6/0058 (2013.01); G02B 6/0083 (2013.01); G02F 1/133615 (2013.01); G02F 1/13452 (2013.01);
Abstract
A lighting system for an information display device, the lighting system including a light guide including at least one area into which the light produced by a light source is injected, the light guide also being used as a guide element for at least one electrical connector for the electrical connection between the information display device and an electronic control circuit of the information display device, wherein the light guide is coated, in the light injection area, with a layer of electrically non-conductive material which absorbs light.